Cremona's table of elliptic curves

651 = 3 · 7 · 31

Field	Data	Notes
Atkin-Lehner	3- 7- 31+	Signs for the Atkin-Lehner involutions
Class	651d	Isogeny class
Conductor	651	Conductor
∏ cp	32	Product of Tamagawa factors cp
Δ	308950929 = 38 · 72 · 312	Discriminant
Eigenvalues	-1 3- -2 7-  0 -6  6 -4	Hecke eigenvalues for primes up to 20
Equation	[1,0,0,-209,-816]	[a1,a2,a3,a4,a6]
Generators	[-11:19:1]	Generators of the group modulo torsion
j	1009932705937/308950929	j-invariant
L	1.5714303035313	L(r)(E,1)/r!
Ω	1.2854998192139	Real period
R	0.61121373960683	Regulator
r	1	Rank of the group of rational points
S	1	(Analytic) order of Ш
t	4	Number of elements in the torsion subgroup
Twists	10416u2 41664s2 1953d2 16275a2	Quadratic twists by: -4 8 -3 5

Hecke Eigenvalues for elliptic curve 651d2

a2	a3	a5	a7	a11	a13	a17	a19	a23	a29	a31	a37	a41	a43	a47	a53	a59	a61	a67	a71	a73	a79	a83	a89	a97
-1	-	-2	-	0	-6	6	-4	-4	-2	+	-10	-6	-8	8	-2	-4	-6	-4	-8	14	4	-4	14	-6

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Quadratic twists for elliptic curve 651d2

-4	8	-3	5	-7	-11	13	-31
10416u2	41664s2	1953d2	16275a2	4557e2	78771m2	110019s2	20181i2

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Data from Elliptic Curve Data by J. E. Cremona.
Design inspired by The Modular Forms Explorer by William Stein.

Part of Computational Number Theory
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